body {
    background-color: black;
    background-image: url('../images/bac.png');
}

.header {
    position: fixed;
    background: rgb(0, 0, 0, 0.5);
    top: 0px;
    left: 0px;
    right: 0px;
    height: 75px;
    z-index: 10;
    /* position: relative; */

}

.one p {
    /* line-height: 5px; */
    margin-top: 5px;
    margin-bottom: 5px;
    font-size: 15px;
    color: rgb(225, 142, 33);
    /* color: rgb(251, 255, 0); */
}

.one span {
    color: burlywood;
    font-size: 25px;
    /* color: rgb(200, 300, 0) */
}

.one {
    position: absolute;
    left: 25px;
    height: 70px;
    width: 190px;
}

.two {
    left: 600px;
    position: absolute;
    height: 70px;
    width: 130px;
    bottom: 0px;
}

.two span {
    line-height: 70px;
    display: block;
    color: aliceblue;
    text-align: center;

}

.three {
    position: absolute;
    left: 730px;
    bottom: 0px;
    width: 130px;
}

.three span {
    line-height: 70px;
    display: block;
    color: aliceblue;
    text-align: center;

}

.four {
    position: absolute;
    left: 860px;
    bottom: 0px;
    width: 130px;
}

.four span {
    line-height: 70px;
    display: block;
    color: aliceblue;
    text-align: center;

}

.bimg {
    height: 600px;
    background-image: url('../images/dly.jpg');
    background-size: cover;
    /* 适应背景尺寸 */
    background-position: center center;

    /* 居中显示背景图片 */
}

.bimg img {
    width: 1690px;
    height: 655px;
}

.main {
    position: relative;
}



.huang {
    color: burlywood;
    font-size: 30px;
}

.yxjs {
    position: relative;
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 60px;
}

.xian {
    width: 350px;
    border-bottom: 3px solid burlywood;
}

.left {
    width: 350px;
}

.white {
    /* color: white
 */
    color: rgba(255, 255, 255, 0.543);
    letter-spacing: 3.5px;
}



.main .miaoshu {
    position: absolute;
    top: 10px;
    left: 430px;
}

.main .miaoshu span {
    padding-right: 30px;
    font-size: 55px;
    color: burlywood;
}

.lxian {
    /* margin-top: 100px; */
    position: absolute;
    /* padding-bottom: 10px; */
    /* top: 889px; */
    top: 70px;
    left: 120px;
    width: 1350px;
    border-bottom: 3px solid burlywood;
}

.wfjs {
    position: relative;
    height: 400px;
    /* margin-bottom: 70px; */
    margin-bottom: 70px;
    width: 100%;
    margin: 0 auto;

}

.wfjs>.huang {
    font-size: 40px;
    font-weight: 1000;
}

.wfjs .huang {
    display: block;
    /* margin: auto; */
    text-align: center;
}

.left1 {
    top: 80px;
    width: 50%;
    position: absolute;
    /* top: 900px; */
    left: 140px;
}

.right1 {
    width: 35%;
    height: 300px;
    position: absolute;
    left: 800px;
    background-color: aqua;
    /* top: 900px; */
    top: 80px;
    background-image: url('../images/video.png');
    background-size: 571px, 217px;
}

.sjsl {
    /* margin-bottom: 70px; */
    margin: 0 auto;
    position: relative;
    /* top: 1300px; */
    width: 99%;
    /* height: 1900px; */
    /* background-color: aqua; */
}

.sjsl>span {
    display: block;
    text-align: center;
    font-weight: 1000;
    font-size: 40px;
    /* position: absolute; */
}

.llxian {

    /* top: 800px; */
    position: absolute;
    /* top: 889px; */
    left: 120px;
    width: 1350px;
    border-bottom: 3px solid burlywood;
}

.text {
    /* position: absolute; */
    /* top: 20px; */
    width: 70%;
    margin: auto;
}

.text .more {
    letter-spacing: 4.5px;

    color: rgba(255, 255, 255, 0.543);
}

.xssj {
    /* position: absolute; */
    /* top: 10px; */
    color: rgb(238, 138, 8);
}

.last {
    margin: auto;
    height: 1000px;
    width: 780px;
    background-image: url('../images/last.png');
}

.yellow {
    color: burlywood !important;

}

.two {
    cursor: pointer;
}

.three {
    cursor: pointer;
}

.four {
    cursor: pointer;
}

.yel {
    color: rgb(255, 249, 127) !important;
}

.return {
    position: absolute;
    left: 530px;
    top: 40%;
    /* color: aliceblue; */
    cursor: pointer;
    /* font-size: 18px; */
}

.return a {
    text-decoration: none;
    color: aliceblue;
}